326342364421 has 4 divisors (see below), whose sum is σ = 327982276000. Its totient is φ = 324702452844.

The previous prime is 326342364409. The next prime is 326342364443. The reversal of 326342364421 is 124463243623.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 326342364421 - 2⁵ = 326342364389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326342364451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 819955491 + ... + 819955888.

It is an arithmetic number, because the mean of its divisors is an integer number (81995569000).

Almost surely, 2^326342364421 is an apocalyptic number.

It is an amenable number.

326342364421 is a deficient number, since it is larger than the sum of its proper divisors (1639911579).

326342364421 is a wasteful number, since it uses less digits than its factorization.

326342364421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639911578.

The product of its digits is 497664, while the sum is 40.

The spelling of 326342364421 in words is "three hundred twenty-six billion, three hundred forty-two million, three hundred sixty-four thousand, four hundred twenty-one".